//"E:\Codes\pysicalv5\csharp\Tc64\bin\Debug\LiftHands\说明.txt"

//Path.GetDirectoryName(@"E:\Codes\pysicalv5\csharp\Tc64\bin\Debug\LiftHands\说明.txt")

//精确计算年龄的方法（C#）：
DateTime birthday = new DateTime(1962, 6, 24);  
double diffAge = (0.0+DateTime.Today.DayOfYear - birthday.DayOfYear)/365.0;  
int age = Convert.ToInt32(Math.Floor((DateTime.Today.Year - birthday.Year) + diffAge));
Console.WriteLine($"年龄int: {age}");

